Finite Group Databasebeta

C7×#5409 #13057129

order1344
automorphism?
homologyAbelianization (H1) = C2×C4×C7 · Schur multiplier (H2) = C2

Aliases

direct productC7×#5409

Subgroups

subgroupG/H
centerC4×C7C2×S4
commutatorC2×A4C2×C4×C7
FrattiniC4C2×C7×S4
FittingC23×C4×C7D3
socleC23×C7C2×Dic3
prime radicalC22×C7×A4C4
cosocleC4×A4C22×C7
hypercenterC2×C4×C7S4
hypocenterA4C7×M16
LCSG ▷ C2×A4 ▷ A4
UCSC1 ◁ C4×C7 ◁ C2×C4×C7

162 conjugacy classes of subgroups; only the 42 normal subgroups are shown.

normal subgroups only

This group has 162 conjugacy classes of subgroups — too many to draw. Only its 42 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 168

A minimal faithful permutation representation — 2 generators on 19 points:

(1,2,3,4,5,6,7)(8,9,11)(13,16)(17,19);(9,10)(12,13,14,17,15,16,18,19)

Conjugacy classes & character table

196 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 6418);